A user visits a publisher's site. The publisher's Supply-Side Platform (SSP) sends a bid request to the ad exchange, where Silk's DSP will be evaluating the value of the impression. One main advantage of RTB is that advertisers can purchase impressions from multiple publishers together instead of dealing with them https://caidenlyfmo.bloggazza.com/27624293/top-richtlinien-anzeigenverwaltung